摘要: 参考:https://blog.csdn.net/weixin_41649106/article/details/86981325https://blog.csdn.net/htj10/article/details/114629358Oracle 触发器详解(trigger) 触发器的应用场景 复 阅读全文
posted @ 2021-09-07 15:25 htj10 阅读(237) 评论(0) 推荐(0)
摘要: 创建 --存储过程定义 create or replace procedure proce01(a in varchar2, b in out varchar2) as -- 此处 as 等同 is begin -- b := a + b; -- 会将 字符转换为数值 ,注意a为in,所以不能被赋值 阅读全文
posted @ 2021-09-07 15:08 htj10 阅读(576) 评论(0) 推荐(0)
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